SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

______________

SCHEDULE 13D

(Rule 13d-101)

INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT

TO RULE 13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO

RULE 13d-2(a)

(Amendment No. 1)

Coastway Bancorp, Inc.

(Name of Issuer)

Common Stock, $0.01 Par Value

(Title of Class of Securities)

190632109

(CUSIP Number)

LAWRENCE B. SEIDMAN

100 Lanidex Plaza, 1st Floor

Parsippany, New Jersey 07054

(973) 952-0405

STEVE WOLOSKY, ESQ.

OLSHAN FROME WOLOSKY LLP

1325 Avenue of the Americas

New York, New York 10019

(212) 451-2300

(Name, Address and Telephone Number of Person

Authorized to Receive Notices and Communications)

March 15, 2018

(Date of Event Which Requires Filing of This Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check the following box .

CUSIP No. 190632109

1	NAME OF REPORTING PERSONS Seidman and Associates, L.L.C.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) x (b)
3	SEC USE ONLY
4	SOURCE OF FUNDS WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
6	CITIZENSHIP OR PLACE OF ORGANIZATION New Jersey
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 38,889
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 38,889
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 38,889
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.89%
14	TYPE OF REPORTING PERSON OO

CUSIP No. 190632109

1	NAME OF REPORTING PERSONS Seidman Investment Partnership, L.P.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) x (b)
3	SEC USE ONLY
4	SOURCE OF FUNDS WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
6	CITIZENSHIP OR PLACE OF ORGANIZATION New Jersey
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 33,807
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 33,807
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 33,807
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.77%
14	TYPE OF REPORTING PERSON PN

CUSIP No. 190632109

1	NAME OF REPORTING PERSONS Seidman Investment Partnership II, L.P.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) x (b)
3	SEC USE ONLY
4	SOURCE OF FUNDS WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
6	CITIZENSHIP OR PLACE OF ORGANIZATION New Jersey
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 40,820
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 40,820
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 40,820
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.93%
14	TYPE OF REPORTING PERSON PN

CUSIP No. 190632109

1	NAME OF REPORTING PERSONS Seidman Investment Partnership III, L.P.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) x (b)
3	SEC USE ONLY
4	SOURCE OF FUNDS WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
6	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 9,656
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 9,656
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9,656
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.22%
14	TYPE OF REPORTING PERSON PN

CUSIP No. 190632109

1	NAME OF REPORTING PERSONS LSBK06-08, L.L.C.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) x (b)
3	SEC USE ONLY
4	SOURCE OF FUNDS WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
6	CITIZENSHIP OR PLACE OF ORGANIZATION Florida
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 22,913
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 22,913
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 22,913
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.52%
14	TYPE OF REPORTING PERSON OO

CUSIP No. 190632109

1	NAME OF REPORTING PERSONS Broad Park Investors, L.L.C.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) x (b)
3	SEC USE ONLY
4	SOURCE OF FUNDS WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
6	CITIZENSHIP OR PLACE OF ORGANIZATION New Jersey
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 25,019
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 25,019
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 25,019
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.57%
14	TYPE OF REPORTING PERSON OO

CUSIP No. 190632109

1	NAME OF REPORTING PERSONS Chewy Gooey Cookies, L.P.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) x (b)
3	SEC USE ONLY
4	SOURCE OF FUNDS WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
6	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 6,928
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 6,928
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 6,928
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.16%
14	TYPE OF REPORTING PERSON PN

CUSIP No. 190632109

1	NAME OF REPORTING PERSONS CBPS, LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) x (b)
3	SEC USE ONLY
4	SOURCE OF FUNDS WC
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
6	CITIZENSHIP OR PLACE OF ORGANIZATION New York
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 25,119
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 25,119
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 25,119
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.57%
14	TYPE OF REPORTING PERSON OO

CUSIP No. 190632109

1	NAME OF REPORTING PERSONS Veteri Place Corporation
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) x (b)
3	SEC USE ONLY
4	SOURCE OF FUNDS OO
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
6	CITIZENSHIP OR PLACE OF ORGANIZATION New Jersey
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 122,659
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 122,659
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 122,659
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 2.80%
14	TYPE OF REPORTING PERSON CO

CUSIP No. 190632109

1	NAME OF REPORTING PERSONS JBRC I, LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) x (b)
3	SEC USE ONLY
4	SOURCE OF FUNDS OO
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
6	CITIZENSHIP OR PLACE OF ORGANIZATION New Jersey
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 9,656
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 9,656
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9,656
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 0.22%
14	TYPE OF REPORTING PERSON OO

CUSIP No. 190632109

1	NAME OF REPORTING PERSONS Lawrence B. Seidman
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) x (b)
3	SEC USE ONLY
4	SOURCE OF FUNDS OO
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)
6	CITIZENSHIP OR PLACE OF ORGANIZATION USA
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 203,151
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 203,151
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 203,151
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 4.63%
14	TYPE OF REPORTING PERSON IN

The following constitutes Amendment No. 1 to the Schedule 13D filed by the undersigned (the “Amendment No. 1"). This Amendment No. 1 amends the Schedule 13D as specifically set forth.

Item 3.

Source and Amount of Funds or Other Consideration.

The Shares purchased by the Reporting Persons were purchased with working capital (which may, at any given time, include margin loans made by brokerage firms in the ordinary course of business) in open market purchases (unless otherwise noted), as set forth in Schedule B, which is incorporated by reference herein. The aggregate purchase cost of the 203,151 Shares beneficially owned in the aggregate by the Reporting Persons is approximately $3,727,755, including brokerage commissions.

Item 5.

Interest in Securities of the Issuer.

The aggregate percentage of Shares reported owned by each Reporting Person is based upon 4,386,351 Shares outstanding, which is the total number of Shares outstanding as of March 1, 2018, as reported in the Issuer's 10-K filed with the Securities and Exchange Commission on March 12, 2018. On March 15, 2018, the Reporting Persons sold 22,034 shares, reducing the Reporting Persons interest in the securities of the Issuer to below 5%, and therefore the Reporting Persons are not required to file additional Schedule 13D amendments.

SAL

(a)	As of the close of business on March 15, 2018, SAL beneficially owned 38,889 Shares.

Percentage: Approximately 0.89%.

(b)	1. Sole power to vote or direct the vote: 38,889

2. Shared power to vote or direct the vote: 0

3. Sole power to dispose or direct the disposition: 38,889

4. Shared power to dispose or direct the disposition: 0

(c)	The transaction in the Shares by SAL during the past 60 days is set forth in Schedule B and is incorporated herein by reference.

SIP

(a)	As of the close of business on March 15, 2018, SIP beneficially owned 33,807 Shares.

Percentage: Approximately 0.77%.

(b)	1. Sole power to vote or direct the vote: 33,807

2. Shared power to vote or direct the vote: 0

3. Sole power to dispose or direct the disposition: 33,807

4. Shared power to dispose or direct the disposition: 0

(c)	The transaction in the Shares by SIP during the past 60 days is set forth in Schedule B and is incorporated herein by reference.

CUSIP No. 190632109

SIPII

(a)	As of the close of business on March 15, 2018, SIPII beneficially owned 40,820 Shares.

Percentage: Approximately 0.93%.

(b)	1. Sole power to vote or direct the vote: 40,820

2. Shared power to vote or direct the vote: 0

3. Sole power to dispose or direct the disposition: 40,820

4. Shared power to dispose or direct the disposition: 0

(c)	The transaction in the Shares by SIPII during the past 60 days is set forth in Schedule B and is incorporated herein by reference.

SIPIII

(a)	As of the close of business on March 15, 2018, SIPIII beneficially owned 9,656 Shares.

Percentage: Approximately 0.22%.

(b)	1. Sole power to vote or direct the vote: 9,656

2. Shared power to vote or direct the vote: 0

3. Sole power to dispose or direct the disposition: 9,656

4. Shared power to dispose or direct the disposition: 0

(c)	The transaction in the Shares by SIPIII during the past 60 days is set forth in Schedule B and is incorporated herein by reference.

LSBK

(a)	As of the close of business on March 15, 2018, LSBK beneficially owned 22,913 Shares.

Percentage: Approximately 0.52%.

(b)	1. Sole power to vote or direct the vote: 22,913

2. Shared power to vote or direct the vote: 0

3. Sole power to dispose or direct the disposition: 22,913

4. Shared power to dispose or direct the disposition: 0

(c)	The transaction in the Shares by LSBK during the past 60 days is set forth in Schedule B and is incorporated herein by reference.

CUSIP No. 190632109

F.	Broad Park

(a)	As of the close of business on March 15, 2018, Broad Park beneficially owned 25,019 Shares.

Percentage: Approximately 0.57%.

(b)	1. Sole power to vote or direct the vote: 25,019

2. Shared power to vote or direct the vote: 0

3. Sole power to dispose or direct the disposition: 25,019

4. Shared power to dispose or direct the disposition: 0

(c)	The transactions in the Shares by Broad Park during the past 60 days are set forth in Schedule B and are incorporated herein by reference.

Chewy

(a)	As of the close of business on March 15, 2018, Chewy beneficially owned 6,928 Shares.

Percentage: Approximately 0.16%.

(b)	1. Sole power to vote or direct the vote: 6,928

2. Shared power to vote or direct the vote: 0

3. Sole power to dispose or direct the disposition: 6,928

4. Shared power to dispose or direct the disposition: 0

(c)	The transaction in the Shares by Chewy during the past 60 days is set forth in Schedule B and is incorporated herein by reference.

CBPS

(a)	As of the close of business on March 15, 2018, CBPS beneficially owned 25,119 Shares.

Percentage: Approximately 0.57%.

(b)	1. Sole power to vote or direct the vote: 25,119

2. Shared power to vote or direct the vote: 0

3. Sole power to dispose or direct the disposition: 25,119

4. Shared power to dispose or direct the disposition: 0

(c)	The transaction in the Shares by CBPS during the past 60 days is set forth in Schedule B and is incorporated herein by reference.

CUSIP No. 190632109

Veteri

(a)

Veteri, (i) as the general partner of each of SIP and SIPII, may be deemed the beneficial owner of the 33,807 Shares owned by SIP and the 40,820 Shares owned by SIPII, and (ii) as the trading advisor of LSBK and CBPS, may be deemed the beneficial owner of the 22,913 Shares owned by LSBK and the 25,119 Shares owned by CBPS. Accordingly, Veteri may be deemed the beneficial owner of an aggregate of 122,659 Shares.

Percentage: Approximately 2.80%.

(b)	1. Sole power to vote or direct the vote: 122,659

2. Shared power to vote or direct the vote: 0

3. Sole power to dispose or direct the disposition: 122,659

4. Shared power to dispose or direct the disposition: 0

(c)	Veteri has not entered into any transactions in the Shares during the past 60 days. The transactions in the Shares by SIP, SIPII, LSBK and CBPS are set forth on Schedule B and incorporated herein by reference.

JBRC

(a)	JBRC, as the co-general partner of SIPIII, may be deemed the beneficial owner of the 9,656 Shares owned by SIPIII.

Percentage: Approximately 0.22%.

(b)	1. Sole power to vote or direct the vote: 9,656

2. Shared power to vote or direct the vote: 0

3. Sole power to dispose or direct the disposition: 9,656

4. Shared power to dispose or direct the disposition: 0

(c)	JBRC has not entered into any transactions in the Shares during the past 60 days. The transaction in the Shares by SIPIII is set forth on Schedule B and is incorporated herein by reference.

CUSIP No. 190632109

Seidman

(a)

Seidman, (i) as the manager of SAL, may be deemed the beneficial owner of the 38,889 Shares owned by SAL, (ii) as the sole officer of Veteri, the general partner of each of SIP and SIPII, may be deemed the beneficial owner of the 33,807 Shares owned by SIP and the 40,820 Shares owned by SIPII, (iii) as the managing member of JBRC I, LLC, the co-general partner of SIPIII, may be deemed the beneficial owner of the 9,656 Shares owned by SIPIII, (iv) as the sole officer of Veteri, the trading advisor of LSBK and CBPS, may be deemed the beneficial owner of the 22,913 Shares owned by LSBK and the 25,119 Shares owned by CBPS, and (v) as the investment manager for each of Broad Park and Chewy, may be deemed the beneficial owner of the 25,019 Shares owned by Broad Park, and the 6,928 Shares owned by Chewy. Accordingly, Seidman may be deemed the beneficial owner of an aggregate of 203,151 Shares. In the foregoing capacities, Seidman has sole and exclusive investment discretion and voting authority with respect to all such Shares.

Percentage: Approximately 4.63%.

(b)	1. Sole power to vote or direct the vote: 203,151

2. Shared power to vote or direct the vote: 0

3. Sole power to dispose or direct the disposition: 203,151

4. Shared power to dispose or direct the disposition: 0

(c)	Seidman has not entered into any transactions in the Shares during the past 60 days. The transactions in the Shares during the past 60 days on behalf of SAL, SIP, SIPII, SIPIII, LSBK, Broad Park, Chewy and CBPS are set forth on Schedule B and are incorporated herein by reference.

An aggregate of 203,151 Shares, constituting approximately 4.63% of the Shares outstanding, are reported by the

Reporting Persons in this statement.

Each of the Reporting Persons, as a member of a “group” with the other Reporting Persons for purposes of Rule 13d-5(b)(1) of the Exchange Act, may be deemed to beneficially own the Shares owned by the other Reporting Persons. The filing of this Schedule 13D shall not be deemed an admission that any of the Reporting Persons is, for purposes of Section 13(d) of the Exchange Act, the beneficial owner of any Shares he or it does not directly own. Each of the Reporting Persons specifically disclaims beneficial ownership of the Shares reported herein that he or it does not directly own.

To the best of the Reporting Persons’ knowledge, except as set forth in this Schedule 13D, none of the persons listed on

Schedule A to the Schedule 13D beneficially owns any securities of the Issuer.

(d)	No person other than the Reporting Persons is known to have the right to receive or the power to direct the receipt of dividends from, or proceeds from the sale of, the Shares.

(e)	The Reporting Persons ceased to be the beneficial owners of more than five percent of the Shares as of March 15, 2018.

Signature Page to Coastway Bancorp, Inc. Schedule 13D Amendment No. 1

SIGNATURES

After reasonable inquiry and to the best of his knowledge and belief, each of the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated: March 16, 2018	SEIDMAN AND ASSOCIATES, L.L.C.


	By:	/ss/ Lawrence B. Seidman
		Lawrence B. Seidman Manager

	SEIDMAN INVESTMENT PARTNERSHIP, L.P.

	By:	Veteri Place Corporation, its General Partner


	By:	/ss/ Lawrence B. Seidman
		Lawrence B. Seidman President

	SEIDMAN INVESTMENT PARTNERSHIP II, L.P.

	By:	Veteri Place Corporation, its General Partner


	By:	/ss/ Lawrence B. Seidman
		Lawrence B. Seidman President

	SEIDMAN INVESTMENT PARTNERSHIP III, L.P.

	By:	JBRC I, LLC, its
		Co-General Partner


	By:	/ss/ Lawrence B. Seidman
		Lawrence B. Seidman Managing Member

	LSBK06-08, L.L.C.

	By:	Veteri Place Corporation, its Trading Advisor


	By:	/ss/ Lawrence B. Seidman
		Lawrence B. Seidman President

	BROAD PARK INVESTORS, L.L.C.

	By:	/ss/ Lawrence B. Seidman
		Lawrence B. Seidman Investment Manager

	CHEWY GOOEY COOKIES, L.P.

	By:	/ss/ Lawrence B. Seidman
		Lawrence B. Seidman Investment Manager

	CBPS, LLC

	By:	Veteri Place Corporation, its Trading Advisor


	By:	/ss/ Lawrence B. Seidman
		Lawrence B. Seidman President

	VETERI PLACE CORPORATION


	By:	/ss/ Lawrence B. Seidman
		Lawrence B. Seidman President

	JBRC I, LLC


	By:	/ss/ Lawrence B. Seidman
		Lawrence B. Seidman Managing Member

	/ss/ Lawrence B. Seidman
	LAWRENCE B. SEIDMAN

CUSIP No. 190632109

SCHEDULE B

Transactions in the Shares During the Past 60 Days

Entity	Transaction Date	Per Share*	Cost	Proceeds	Shares

SAL	3/15/2018	-27.344		75,305.15	-2754

SIP	3/15/2018	-27.344		75,305.15	-2754

SIPII	3/15/2018	-27.344		75,305.15	-2754

SIPIII	3/15/2018	-27.344		75,305.15	-2754

LSBK	3/15/2018	-27.344		75,305.15	-2754

Broad Park	2/5/2018	21.715	21,715.00		1,000
Broad Park	3/15/2018	-27.344		75,305.15	-2754
Total			21,715.00	75,305.15	-1754

Chewy	3/15/2018	-27.344		75,359.85	-2756

CBPS	3/15/2018	-27.344		75,305.15	-2754

*Includes brokerage commission.

Coastway Bancorp, Inc. SC 13D/A