Mark III Sullivan

CIK 1433619 · last filed 2026-05-11

Mark III Sullivan is a corporate insider who has filed 20 SEC Form 4 insider transactions across 4 companies since 2009. The most recent filing, for BFSpE, was dated May 11, 2026. Across all open-market trades the lifetime net is −$262.6K, making them a net seller over the disclosed history. Current disclosed insider exposure totals $244.6K across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$244.6K

Companies

4

Total Filings

20

Lifetime Open-Market Net

-$262.6K

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
BFSpE Director 2,263 $22.30 $50.5K -$130.1K 8 2026-05-11
BFSpD Director 9,310 $20.85 $194.1K -$132.5K 3 2019-05-07
SAUL CENTERS, INC. (BFSpC) Delisted Director 2,263 $0 4 2017-05-09
SAUL CENTERS, INC. (BFSpB) Delisted Director 3,000 $0 5 2012-05-08

Recent Filings

20 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-05-11 BFSpE Grant (A) +2,000 $0 EDGAR
2025-05-13 BFSpE Grant (A) +2,000 $0 EDGAR
2024-05-21 BFSpE Grant (A) +2,000 $0 EDGAR
2023-05-16 BFSpE Grant (A) +200 $0 EDGAR
2022-05-17 BFSpE Grant (A) +200 $9.6K EDGAR
2021-12-23 BFSpE Mixed -$31.9K EDGAR
2021-05-11 BFSpE Grant (A) +200 $8.8K EDGAR
2020-04-27 BFSpE Grant (A) +200 $5.6K EDGAR
2019-05-07 BFSpD Grant (A) +200 $11.1K EDGAR
2019-04-11 BFSpD Mixed -$50.8K EDGAR
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Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.