Insider · CIK 0001752461

Meisner Derek M

Reports to the SEC for 3 companies · NEWTON, MA

sec.gov

Transactions

Companies

Filings

CIK

0001752461

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-03-06	ABOSAcumen Pharmaceuticals, Inc. · Employee Stock Option (right to buy)M Exercise/Conversion	Chief Legal Officer & Corp Sec	MExercise/Conversion	−2,090 sh	—	—	71,048
2026-03-06	ABOSAcumen Pharmaceuticals, Inc.M Exercise/Conversion	Chief Legal Officer & Corp Sec	MExercise/Conversion	+2,090 sh	$1.85	+$3,866.5	176,089
2026-03-06	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−2,090 sh	$3.26	−$6,813.4	173,999
2026-02-27	ABOSAcumen Pharmaceuticals, Inc.M Exercise/Conversion	Chief Legal Officer & Corp Sec	MExercise/Conversion	+9,406 sh	$1.85	+$17.4K	183,405
2026-02-27	ABOSAcumen Pharmaceuticals, Inc. · Employee Stock Option (right to buy)M Exercise/Conversion	Chief Legal Officer & Corp Sec	MExercise/Conversion	−9,406 sh	—	—	73,138
2026-02-27	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−9,406 sh	$3.01	−$28.3K	173,999
2026-01-28	ABOSAcumen Pharmaceuticals, Inc.M Exercise/Conversion	Chief Legal Officer & Corp Sec	MExercise/Conversion	+2,671 sh	$1.85	+$4,941.35	176,670
2026-01-28	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−2,671 sh	$3.00	−$8,017.274	173,999
2026-01-28	ABOSAcumen Pharmaceuticals, Inc. · Employee Stock Option (right to buy)M Exercise/Conversion	Chief Legal Officer & Corp Sec	MExercise/Conversion	−2,671 sh	—	—	82,544
2026-01-26	ABOSAcumen Pharmaceuticals, Inc. · Employee Stock Option (right to buy)M Exercise/Conversion	Chief Legal Officer & Corp Sec	MExercise/Conversion	−15.1K sh	—	—	85,215
2026-01-26	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−15.1K sh	$3.00	−$45.3K	173,999
2026-01-26	ABOSAcumen Pharmaceuticals, Inc.M Exercise/Conversion	Chief Legal Officer & Corp Sec	MExercise/Conversion	+15.1K sh	$1.85	+$27.9K	189,084
2026-01-23	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−5,633 sh	$1.90	−$10.7K	173,999
2026-01-22	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−1,054 sh	$1.84	−$1,939.36	179,632
2026-01-21	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−2,247 sh	$1.81	−$4,063.25	180,686
2026-01-16	ABOSAcumen Pharmaceuticals, Inc.A Award	Chief Legal Officer & Corp Sec	AAward	+99.1K sh	—	—	182,933
2026-01-16	ABOSAcumen Pharmaceuticals, Inc. · Employee Stock Option (right to buy)A Award	Chief Legal Officer & Corp Sec	AAward	+149K sh	—	—	148,700
2026-01-12	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−8,548 sh	$1.71	−$14.7K	83,800
2026-01-09	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−5,200 sh	$1.76	−$9,169.16	92,348
2026-01-08	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−30.1K sh	$1.82	−$54.9K	97,548
2026-01-08	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−6,819 sh	$1.82	−$12.4K	127,640
2026-01-07	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−10.1K sh	$1.99	−$20K	134,459
2026-01-07	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−1,700 sh	$1.99	−$3,378.92	144,529
2026-01-06	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−3,801 sh	$1.97	−$7,476.567	146,229
2026-01-06	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−7,097 sh	$1.97	−$14K	150,030
2026-01-05	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−4,000 sh	$1.96	−$7,838	157,127
2025-01-21	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−3,418 sh	$1.59	−$5,434.62	161,127
2025-01-06	ABOSAcumen Pharmaceuticals, Inc.A Award	Chief Legal Officer & Corp Sec	AAward	+66.8K sh	—	—	164,545
2025-01-06	ABOSAcumen Pharmaceuticals, Inc. · Employee Stock Option (right to buy)A Award	Chief Legal Officer & Corp Sec	AAward	+100K sh	—	—	100,300
2025-01-03	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−11.1K sh	$1.84	−$20.5K	97,745
2024-01-19	ABOSAcumen Pharmaceuticals, Inc.S Sale	Chief Legal Officer & Corp Sec	SSale	−8,933 sh	$3.48	−$31K	108,867
2024-01-02	ABOSAcumen Pharmaceuticals, Inc. · Employee Stock Option (right to buy)A Award	Chief Legal Officer & Corp Sec	AAward	+137K sh	—	—	137,000
2024-01-02	ABOSAcumen Pharmaceuticals, Inc.A Award	Chief Legal Officer & Corp Sec	AAward	+91K sh	—	—	117,800
2023-01-17	ABOSAcumen Pharmaceuticals, Inc. · Employee Stock Option (right to buy)A Award	Chief Legal Officer & Corp Sec	AAward	+121K sh	—	—	120,800
2023-01-17	ABOSAcumen Pharmaceuticals, Inc.A Award	Chief Legal Officer & Corp Sec	AAward	+26.8K sh	—	—	26,800
2022-09-06	ABOSAcumen Pharmaceuticals, Inc. · Employee Stock Option (right to buy)A Award	Chief Legal Officer & Corp Sec	AAward	+225K sh	—	—	225,000
2022-08-17	XFORX4 Pharmaceuticals, IncS Sale	Chief Legal Officer	SSale	−8,334 sh	—	—	145,155
2022-06-24	XFORX4 Pharmaceuticals, IncS Sale	Chief Legal Officer	SSale	−4,166 sh	—	—	153,489
2022-06-16	XFORX4 Pharmaceuticals, IncS Sale	Chief Legal Officer	SSale	−4,166 sh	—	—	157,655
2022-03-01	XFORX4 Pharmaceuticals, IncA Award	Chief Legal Officer	AAward	+105K sh	—	—	161,821
2022-02-11	XFORX4 Pharmaceuticals, IncS Sale	Chief Legal Officer	SSale	−15.9K sh	—	—	56,821
2021-08-17	XFORX4 Pharmaceuticals, IncS Sale	Chief Legal Officer	SSale	−8,332 sh	$5.10	−$42.5K	72,730
2021-06-24	XFORX4 Pharmaceuticals, IncS Sale	Chief Legal Officer	SSale	−4,166 sh	$7.00	−$29.2K	81,062
2021-06-23	XFORX4 Pharmaceuticals, IncA Award	Chief Legal Officer	AAward	+12.5K sh	—	—	85,228
2021-06-15	XFORX4 Pharmaceuticals, IncA Award	Chief Legal Officer	AAward	+12.5K sh	—	—	76,894
2021-06-15	XFORX4 Pharmaceuticals, IncS Sale	Chief Legal Officer	SSale	−4,166 sh	$7.84	−$32.7K	72,728
2021-03-24	XFORX4 Pharmaceuticals, IncA Award	Chief Legal Officer	AAward	+47.7K sh	—	—	64,394
2020-09-09	XFORX4 Pharmaceuticals, IncS Sale	Chief Legal Officer	SSale	−8,334 sh	$8.05	−$67.1K	16,666
2020-08-17	XFORX4 Pharmaceuticals, IncA Award	Chief Legal Officer	AAward	+12.5K sh	—	—	25,000
2020-08-14	XFORX4 Pharmaceuticals, IncA Award	Chief Legal Officer	AAward	+12.5K sh	—	—	12,500

Recent filings

Accepted (ET)
Mar 104
Meisner Derek M0001628280-26-016645
SEC(opens sec.gov)
Mar 34
Meisner Derek M0001628280-26-014365
SEC(opens sec.gov)
Jan 284
Meisner Derek M0001628280-26-003948
SEC(opens sec.gov)
Jan 234
Meisner Derek M0001628280-26-003349
SEC(opens sec.gov)
Jan 214
Meisner Derek M0001628280-26-002960
SEC(opens sec.gov)
Jan 124
Meisner Derek M0001628280-26-001896
SEC(opens sec.gov)

Companies

Address

C/O ACUMEN PHARMACEUTICALS, INC. 1210-1220 WASHINGTON STREET, SUITE 210

NEWTON, MA, 02465