STOLPER MARK

CIK 000128196111 companiesCERRITOS, CA

SEC Profile

Transactions

Companies

Filings

CIK

0001281961

Recent Transactions

50 trades

Exercise/Conversion
RadNet, Inc.$RDNT
Common Stock
2025-12-10$6.07/sh+35,703→ 103,715 total
Exercise/Conversion
RadNet, Inc.$RDNT
Employee Stock Option (right to buy)
2025-12-10−35,703→ 0 total
Sale
RadNet, Inc.$RDNT
Common Stock
2025-09-16$73.89/sh−35,000→ 68,012 total
Award
RadNet, Inc.$RDNT
Common Stock
2025-01-08+22,889→ 103,012 total
Gift
RadNet, Inc.$RDNT
Common Stock
2024-12-16−275→ 80,123 total
Sale
RadNet, Inc.$RDNT
Common Stock
2024-06-10$61.27/sh−25,000→ 80,398 total
Award
Coherus Oncology, Inc.$CHRS
Stock Option (Right to Buy)
2024-06-03+112,000→ 112,000 total
Award
RadNet, Inc.$RDNT
Common Stock
2024-03-01+14,072→ 105,398 total
Award
RadNet, Inc.$RDNT
Employee Stock Option (right to buy)
2024-03-01+27,276→ 27,276 total
Award
RadNet, Inc.$RDNT
Restricted Stock Units
2024-01-09+14,558→ 14,558 total
Award
Coherus Oncology, Inc.$CHRS
Stock Option (Right to Buy)
2023-06-07+38,250→ 38,250 total
Gift
RadNet, Inc.$RDNT
Common Stock
2023-05-12−900→ 91,326 total
Gift
RadNet, Inc.$RDNT
Common Stock
2023-05-04−375→ 92,226 total
Award
RadNet, Inc.$RDNT
Employee Stock Option (right to buy)
2023-02-28+4,854→ 4,854 total
Award
RadNet, Inc.$RDNT
Restricted Stock Units
2023-02-28+2,227→ 2,227 total
Award
RadNet, Inc.$RDNT
Employee Stock Option (right to buy)
2023-01-03+27,276→ 27,276 total
Award
RadNet, Inc.$RDNT
Restricted Stock Units
2023-01-03+14,073→ 14,073 total
Award
SURGALIGN HOLDINGS, INC.
Common Stock
2022-08-15+22,857→ 28,867 total
Award
Coherus Oncology, Inc.$CHRS
Stock Option (Right to Buy)
2022-01-07+27,000→ 27,000 total
Award
Coherus Oncology, Inc.$CHRS
Stock Option (Right to Buy)
2022-01-07+27,000→ 27,000 total
Award
RadNet, Inc.$RDNT
Employee stock option (right to buy)
2022-01-04+29,140→ 29,140 total
Award
RadNet, Inc.$RDNT
Restricted Stock Units
2022-01-04+4,882→ 4,882 total
Award
RadNet, Inc.$RDNT
Restricted Stock Units
2022-01-04+13,374→ 13,374 total
Award
RadNet, Inc.$RDNT
Employee stock option (right to buy)
2022-01-04+10,635→ 10,635 total
Award
RadNet, Inc.$RDNT
Restricted Stock Units
2021-09-21+2,410→ 2,410 total
Award
Coherus Oncology, Inc.$CHRS
Stock Option (Right to Buy)
2021-05-21+20,000→ 20,000 total
Award
SURGALIGN HOLDINGS, INC.
Common Stock
2021-05-07+57,803→ 165,946 total
Award
SURGALIGN HOLDINGS, INC.
Common Stock
2021-05-07+72,254→ 180,397 total
Purchase
SURGALIGN HOLDINGS, INC.
Common Stock
2021-02-01$1.50/sh+16,667→ 108,143 total
Award
Coherus Oncology, Inc.$CHRS
Stock Option (Right to Buy)
2021-01-05+40,000→ 40,000 total
Award
RadNet, Inc.$RDNT
Restricted Stock Units
2021-01-04+19,317→ 19,317 total
Award
SURGALIGN HOLDINGS, INC.
Common Stock
2020-02-26+24,692→ 91,476 total
Award
RadNet, Inc.$RDNT
Employee Stock Option (right to buy)
2020-01-06+11,625→ 33,354 total
Award
RadNet, Inc.$RDNT
Restricted Stock Units
2020-01-06+10,607→ 10,607 total
Award
RadNet, Inc.$RDNT
Employee Stock Option (right to buy)
2020-01-06+11,625→ 33,354 total
Award
RadNet, Inc.$RDNT
Common Stock
2020-01-06+11,625→ 104,239 total
Sale
RadNet, Inc.$RDNT
Common Stock
2019-08-15$15.15/sh−20,703→ 92,614 total
Sale
RadNet, Inc.$RDNT
Common Stock
2019-03-18$14.99/sh−15,000→ 113,317 total
Award
SURGALIGN HOLDINGS, INC.
Common Stock
2019-03-08+66,784→ 66,784 total
Disposition to Issuer
RTI SURGICAL, INC.
Common Stock
2019-03-08−66,784→ 0 total
Award
RTI SURGICAL, INC.
Common Stock
2019-02-26+21,322→ 66,784 total
Award
RadNet, Inc.$RDNT
Restricted Stock Units
2019-01-07+21,729→ 21,729 total
Award
RadNet, Inc.$RDNT
Employee Stock Option (right to buy)
2019-01-07+21,729→ 21,729 total
Award
RadNet, Inc.$RDNT
Restricted Stock Units
2019-01-07+21,729→ 21,729 total
Award
RadNet, Inc.$RDNT
Employee Stock Option (right to buy)
2019-01-07+21,729→ 21,729 total
Gift
RadNet, Inc.$RDNT
Common Stock
2018-04-11−2,000→ 128,319 total
Sale
RadNet, Inc.$RDNT
Common Stock
2018-03-20$13.19/sh−15,000→ 130,319 total
Award
RTI SURGICAL, INC.
Common Stock
2018-02-28+17,647→ 45,462 total
Other
RadNet, Inc.$RDNT
Stock Options
2018-01-02+21,564→ 91,666 total
Award
RadNet, Inc.$RDNT
Restricted Stock Units
2018-01-02+21,564→ 126,065 total

Companies

Recent Filings

Address

18000 STUDEBAKER ROAD, SUITE 800

CERRITOS, CA, 90703

View on SEC.gov