Insider · CIK 0001603592

Mastandrea Christine J

Reports to the SEC for 1 company · HOUSTON, TX

sec.gov

Transactions

Companies

Filings

CIK

0001603592

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-07-14	WSRWhitestone REITA Award	President and COO	AAward	+246K sh	—	—	718,873
2026-07-14	WSRWhitestone REITD Disposition to Issuer	President and COO	DDisposition to Issuer	−719K sh	$19.00	−$13.7M	0
2026-06-30	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−8,991 sh	$18.96	−$170K	472,463
2026-04-01	WSRWhitestone REITA Award	President and COO	AAward	+18.5K sh	—	—	481,454
2026-01-02	WSRWhitestone REITA Award	President and COO	AAward	+52K sh	—	—	462,929
2025-06-30	WSRWhitestone REITA Award	President and COO	AAward	+23.3K sh	—	—	417,401
2025-06-30	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−6,470 sh	$12.48	−$80.7K	410,931
2024-12-31	WSRWhitestone REITA Award	President and COO	AAward	+29.6K sh	—	—	404,815
2024-12-31	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−10.7K sh	$14.17	−$152K	394,078
2024-06-28	WSRWhitestone REITA Award	President and COO	AAward	+19.2K sh	—	—	389,037
2024-06-28	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−13.8K sh	$13.31	−$183K	375,255
2023-12-31	WSRWhitestone REITA Award	President and COO	AAward	+60K sh	—	—	385,128
2023-12-31	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−15.3K sh	$12.29	−$188K	369,814
2023-07-31	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−3,044 sh	$10.32	−$31.4K	325,128
2023-06-30	WSRWhitestone REITA Award	President and COO	AAward	+26K sh	—	—	331,807
2023-06-30	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−3,635 sh	$9.70	−$35.3K	328,172
2022-09-30	WSRWhitestone REITP Purchase	President and COO	PPurchase	+500 sh	$8.56	+$4,278.8	305,808
2022-07-31	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−3,044 sh	$11.23	−$34.2K	305,308
2022-06-30	WSRWhitestone REITA Award	President and COO	AAward	+14.8K sh	—	—	308,352
2022-01-18	WSRWhitestone REITD Disposition to Issuer	President and COO	DDisposition to Issuer	−251K sh	—	—	1,275,155
2021-07-31	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−1,522 sh	$8.85	−$13.5K	293,572
2021-06-30	WSRWhitestone REITA Award	President and COO	AAward	+30K sh	—	—	295,972
2021-06-30	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−878 sh	$8.25	−$7,243.5	295,094
2021-06-30	WSRWhitestone REITA Award	President and COO	AAward	+120K sh	—	—	1,526,512
2021-03-16	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−2,136 sh	$10.04	−$21.4K	265,972
2020-12-31	WSRWhitestone REITA Award	President and COO	AAward	+7,724 sh	—	—	270,398
2020-12-31	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−2,290 sh	$7.97	−$18.3K	268,108
2020-12-31	WSRWhitestone REITA Award	President and COO	AAward	+33.6K sh	—	—	1,406,512
2020-07-31	WSRWhitestone REITA Award	President and COO	AAward	+37.5K sh	—	—	262,674
2020-07-31	WSRWhitestone REITA Award	President and COO	AAward	+150K sh	—	—	1,371,932
2020-06-30	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−2,355 sh	$7.27	−$17.1K	225,174
2020-06-30	WSRWhitestone REITP Purchase	President and COO	PPurchase	0 sh	—	—	1,221,932
2020-06-02	WSRWhitestone REITM Exercise/Conversion	President and COO	MExercise/Conversion	+126K sh	—	—	126,431
2020-06-02	WSRWhitestone REIT · OP UnitsM Exercise/Conversion	President and COO	MExercise/Conversion	−126K sh	—	—	0
2020-03-16	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−2,864 sh	$8.04	−$23K	227,529
2019-12-31	WSRWhitestone REITA Award	President and COO	AAward	+37.2K sh	—	—	242,534
2019-12-31	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−12.1K sh	$13.62	−$165K	230,393
2019-12-31	WSRWhitestone REITA Award	President and COO	AAward	+162K sh	—	—	1,188,932
2019-06-30	WSRWhitestone REITA Award	President and COO	AAward	+21.6K sh	—	—	205,348
2019-06-30	WSRWhitestone REITA Award	President and COO	AAward	+94.1K sh	—	—	1,017,250
2019-03-31	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−4,288 sh	$12.02	−$51.5K	183,711
2019-03-16	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	+2,864 sh	$11.90	+$34.1K	187,999
2018-05-01	WSRWhitestone REITA Award	President and COO	AAward	+52.5K sh	—	—	190,779
2018-05-01	WSRWhitestone REITA Award	President and COO	AAward	+179K sh	—	—	969,418
2018-03-16	WSRWhitestone REITA Award	President and COO	AAward	+26.3K sh	—	—	138,329
2018-03-16	WSRWhitestone REITA Award	President and COO	AAward	+114K sh	—	—	810,289
2018-03-05	WSRWhitestone REITP Purchase	President and COO	PPurchase	+2,500 sh	$10.65	+$26.6K	695,873
2017-12-31	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−3,000 sh	$14.41	−$43.2K	112,013
2017-12-31	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−43.1K sh	$14.41	−$621K	693,373
2017-06-30	WSRWhitestone REITF Tax Payment	President and COO	FTax Payment	−5,786 sh	$12.24	−$70.8K	115,013

Recent filings

Accepted (ET)
Jul 154
Mastandrea Christine J0001193125-26-304755
SEC(opens sec.gov)
Jul 24
Mastandrea Christine J0001437749-26-022616
SEC(opens sec.gov)
Apr 64
Mastandrea Christine J0001437749-26-011432
SEC(opens sec.gov)
Jan 64
Mastandrea Christine J0001437749-26-000638
SEC(opens sec.gov)
Jul 24
Mastandrea Christine J0001437749-25-022042
SEC(opens sec.gov)
Jan 34
Mastandrea Christine J0001437749-25-000268
SEC(opens sec.gov)
Jul 24
Mastandrea Christine J0001437749-24-022049
SEC(opens sec.gov)
Jan 34
Mastandrea Christine J0001437749-24-000409
SEC(opens sec.gov)
Aug 24
Mastandrea Christine J0001437749-23-021536
SEC(opens sec.gov)
Jul 54
Mastandrea Christine J0001437749-23-019417
SEC(opens sec.gov)
Oct 44
Mastandrea Christine J0001437749-22-023521
SEC(opens sec.gov)
Aug 24
Mastandrea Christine J0001437749-22-018422
SEC(opens sec.gov)
Jul 14
Mastandrea Christine J0001437749-22-016478
SEC(opens sec.gov)
Jan 204
Mastandrea Christine J0001175535-22-000013
SEC(opens sec.gov)

Companies

Whitestone REITPresident and COOWSR

Address

2600 SOUTH GESSNER SUITE 500

HOUSTON, TX, 77063