Bertolini Mark T

Director · Officer · OSCR, VZ

As of 2026-09-16, Bertolini Mark T has 18 Form 4 transactions on record across 2 companies — 15 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: $250.7MIndirect: $3.3M$254.0Mas of 2026-09-16
  • Direct $250.7M
  • Indirect $3.3M
OSCRdirect7,751,570 sh$250.7M
VZindirect66,759 sh$3.3M

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

OSCR · 16 trades
2026-06-30: Sale, 488,654 sh ($13.9M)2026-06-30: Sale, 135,590 sh ($3.9M)2026-06-29: Sale, 555,826 sh ($16.2M)2026-06-29: Sale, 58,926 sh ($1.8M)2026-06-26: Sale, 441,373 sh ($12.8M)2026-06-26: Sale, 149,795 sh ($4.5M)2026-06-25: Sale, 597,942 sh ($17.1M)2026-06-25: Sale, 17,200 sh ($500K)2026-04-06: Withheld for tax, 1,000,001 sh ($11.9M)2026-04-06: Purchase, 1,000,000 sh ($11.9M)2026-04-03: Option exercise, 5,733,334 sh ($0)2026-04-03: Option exercise, 5,733,334 sh2026-04-03: Option exercise, 5,733,334 sh2026-03-02: Award / grant, 1,596,877 sh ($0)2025-04-03: Option exercise, 955,556 sh ($0)2025-04-03: Option exercise, 955,556 sh ($0)
VZ · 2 trades
2026-04-01: Award / grant, 5,062 sh ($0)2025-03-18: Award / grant, 4,748 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2026-06-30OSCRSale488,654 @ $28.35$13.9M−5.8% of holding7,887,160Form 4
2026-06-30OSCRSale135,590 @ $28.97$3.9M−1.7% of holding7,751,570Form 4
2026-06-29OSCRSale555,826 @ $29.17$16.2M−6.2% of holding8,434,740Form 4
2026-06-29OSCRSale58,926 @ $30.08$1.8M−0.7% of holding8,375,814Form 4
2026-06-26OSCRSale441,373 @ $29.11$12.8M−4.6% of holding9,140,361Form 4
2026-06-26OSCRSale149,795 @ $29.79$4.5M−1.6% of holding8,990,566Form 4
2026-06-25OSCRSale597,942 @ $28.60$17.1M−5.9% of holding9,598,934Form 4
2026-06-25OSCRSale17,200 @ $29.08$500K−0.2% of holding9,581,734Form 4
2026-04-06OSCRPurchase1,000,000 @ $11.92$11.9M+10.9% of holding10,196,876Form 4
9 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-04-06OSCRWithheld for tax1,000,0019,196,876Form 4
2026-04-03OSCROption exercise5,733,3340Form 4
2026-04-03OSCROption exercise5,733,33410,196,877Form 4
2026-04-03OSCROption exercise5,733,33410,196,877Form 4
2026-04-01VZAward / grant5,06266,759Form 4
2026-03-02OSCRAward / grant1,596,8774,463,543Form 4
2025-04-03OSCROption exercise955,5562,866,666Form 4
2025-04-03OSCROption exercise955,5560Form 4
2025-03-18VZAward / grant4,74857,880Form 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.