Singleton Mark Leonard

Officer · BVS

As of 2026-09-16, Singleton Mark Leonard has 28 Form 4 transactions on record across 1 company — 14 in the trailing 12 months.

Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.

Reconstructed holdings

Direct: $172KIndirect: $0$172Kas of 2026-09-16
  • Direct $172K
  • Indirect $0
BVSdirect13,000 sh$172K

Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.

Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.

Trades by company

BVS · 28 trades
2026-04-10: Withheld for tax, 5,648 sh ($51K)2026-04-10: Option exercise, 13,000 sh ($0)2026-04-10: Option exercise, 13,000 sh ($0)2026-03-20: Withheld for tax, 8,091 sh ($70K)2026-03-20: Option exercise, 18,625 sh ($0)2026-03-20: Option exercise, 18,625 sh ($0)2026-03-13: Withheld for tax, 5,865 sh ($51K)2026-03-13: Option exercise, 13,500 sh ($0)2026-03-13: Option exercise, 13,500 sh ($0)2026-03-13: Award / grant, 116,000 sh ($0)2026-03-13: Award / grant, 104,000 sh ($0)2026-02-15: Withheld for tax, 9,429 sh ($78K)2026-02-15: Option exercise, 20,153 sh ($0)2026-02-15: Option exercise, 20,153 sh ($0)2025-04-11: Sale, 3,875 sh ($29K)2025-04-10: Option exercise, 13,000 sh ($0)2025-04-10: Option exercise, 13,000 sh ($0)2025-03-24: Sale, 5,479 sh ($54K)2025-03-21: Option exercise, 18,625 sh ($0)2025-03-21: Option exercise, 18,625 sh ($0)2025-03-14: Award / grant, 61,000 sh ($0)2025-03-14: Award / grant, 54,000 sh ($0)2025-02-18: Sale, 6,498 sh ($66K)2025-02-15: Option exercise, 20,153 sh ($0)2025-02-15: Option exercise, 20,153 sh ($0)2024-12-23: Sale, 10,733 sh ($113K)2024-12-20: Option exercise, 31,000 sh ($0)2024-12-20: Option exercise, 31,000 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2025-04-11BVSSale3,875 @ $7.57$29K−2.7% of holding141,088Form 4
2025-03-24BVSSale5,479 @ $9.79$54K−4.0% of holding131,963Form 4
2025-02-18BVSSale6,498 @ $10.19$66K−5.2% of holding118,817Form 4
2024-12-23BVSSale10,733 @ $10.53$113K−9.3% of holding105,162Form 4
24 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-04-10BVSWithheld for tax5,648177,333Form 4
2026-04-10BVSOption exercise13,000182,981Form 4
2026-04-10BVSOption exercise13,00013,000Form 4
2026-03-20BVSWithheld for tax8,091169,981Form 4
2026-03-20BVSOption exercise18,625178,072Form 4
2026-03-20BVSOption exercise18,6250Form 4
2026-03-13BVSWithheld for tax5,865159,447Form 4
2026-03-13BVSOption exercise13,500165,312Form 4
2026-03-13BVSOption exercise13,50040,500Form 4
2026-03-13BVSAward / grant116,000116,000Form 4
2026-03-13BVSAward / grant104,000104,000Form 4
2026-02-15BVSWithheld for tax9,429151,812Form 4
2026-02-15BVSOption exercise20,153161,241Form 4
2026-02-15BVSOption exercise20,15340,304Form 4
2025-04-10BVSOption exercise13,00026,000Form 4
2025-04-10BVSOption exercise13,000144,963Form 4
2025-03-21BVSOption exercise18,625137,442Form 4
2025-03-21BVSOption exercise18,62518,625Form 4
2025-03-14BVSAward / grant61,00061,000Form 4
2025-03-14BVSAward / grant54,00054,000Form 4
2025-02-15BVSOption exercise20,153125,315Form 4
2025-02-15BVSOption exercise20,15360,457Form 4
2024-12-20BVSOption exercise31,0000Form 4
2024-12-20BVSOption exercise31,000115,895Form 4

Source: SEC Form 4 filings. Each row links to its original filing.

Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.