Schulman Robin

Officer · QNT, GTLB

As of 2026-09-16, Schulman Robin has 37 Form 4 transactions on record across 2 companies — 7 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: $14.0MIndirect: $0$14.0Mas of 2026-09-16
  • Direct $14.0M
  • Indirect $0
GTLBdirect203,189 sh$9.9M
QNTdirect78,125 sh$4.1M

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

GTLB · 36 trades
2026-06-17: Withheld for tax, 7,839 sh ($214K)2026-04-29: Award / grant, 52,557 sh ($0)2026-04-29: Award / grant, 78,836 sh ($0)2026-04-29: Award / grant, 93,852 sh ($0)2026-03-16: Withheld for tax, 4,359 sh ($99K)2025-12-16: Withheld for tax, 8,972 sh ($343K)2025-09-16: Withheld for tax, 8,973 sh ($447K)2025-06-16: Withheld for tax, 7,094 sh ($295K)2025-04-10: Award / grant, 25,882 sh ($0)2025-04-10: Award / grant, 38,823 sh ($0)2025-03-17: Withheld for tax, 6,128 sh ($317K)2025-03-17: Option exercise, 5,699 sh ($0)2025-03-17: Option exercise, 5,699 sh ($0)2025-01-28: Sale, 9,251 sh ($648K)2025-01-28: Option exercise, 9,251 sh ($0)2025-01-28: Conversion, 9,251 sh ($0)2025-01-28: Conversion, 9,251 sh2025-01-28: Conversion, 9,251 sh2025-01-28: Option exercise, 9,251 sh2025-01-28: Option exercise, 9,251 sh2025-01-17: Sale, 9,251 sh ($601K)2025-01-17: Option exercise, 9,251 sh ($0)2025-01-17: Conversion, 9,251 sh ($0)2025-01-17: Conversion, 9,251 sh2025-01-17: Option exercise, 9,251 sh2025-01-17: Conversion, 9,251 sh2025-01-17: Option exercise, 9,251 sh2025-01-03: Sale, 9,251 sh ($555K)2025-01-03: Conversion, 9,251 sh ($0)2025-01-03: Option exercise, 9,251 sh ($0)2025-01-03: Option exercise, 9,251 sh2025-01-03: Conversion, 9,251 sh2025-01-03: Conversion, 9,251 sh2025-01-03: Option exercise, 9,251 sh2025-01-02: Sale, 7,330 sh ($418K)2024-12-16: Withheld for tax, 3,857 sh ($227K)
QNT · 1 trade
2026-07-17: Award / grant, 78,125 sh ($0)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2025-01-28GTLBSale9,251 @ $70.00$648K−7.1% of holding121,893Form 4
2025-01-17GTLBSale9,251 @ $65.00$601K−7.1% of holding121,893Form 4
2025-01-03GTLBSale9,251 @ $60.00$555K−7.1% of holding121,893Form 4
2025-01-02GTLBSale7,330 @ $56.98$418K−5.7% of holding121,893Form 4
33 award / exercise / gift records — not counted as purchases
DateCompanyActionSharesOwned afterFiling
2026-07-17QNTAward / grant78,12578,125Form 4
2026-06-17GTLBWithheld for tax7,839203,189Form 4
2026-04-29GTLBAward / grant52,55752,557Form 4
2026-04-29GTLBAward / grant78,836210,420Form 4
2026-04-29GTLBAward / grant93,85293,852Form 4
2026-03-16GTLBWithheld for tax4,359131,584Form 4
2025-12-16GTLBWithheld for tax8,972135,943Form 4
2025-09-16GTLBWithheld for tax8,973144,915Form 4
2025-06-16GTLBWithheld for tax7,094153,888Form 4
2025-04-10GTLBAward / grant25,88225,882Form 4
2025-04-10GTLBAward / grant38,823160,287Form 4
2025-03-17GTLBWithheld for tax6,128121,464Form 4
2025-03-17GTLBOption exercise5,699127,592Form 4
2025-03-17GTLBOption exercise5,6990Form 4
2025-01-28GTLBOption exercise9,25118,502Form 4
2025-01-28GTLBConversion9,251131,144Form 4
2025-01-28GTLBConversion9,2510Form 4
2025-01-28GTLBConversion9,2510Form 4
2025-01-28GTLBOption exercise9,2519,251Form 4
2025-01-28GTLBOption exercise9,2519,251Form 4
2025-01-17GTLBOption exercise9,25127,753Form 4
2025-01-17GTLBConversion9,251131,144Form 4
2025-01-17GTLBConversion9,2510Form 4
2025-01-17GTLBOption exercise9,2519,251Form 4
2025-01-17GTLBConversion9,2510Form 4
2025-01-17GTLBOption exercise9,2519,251Form 4
2025-01-03GTLBConversion9,251131,144Form 4
2025-01-03GTLBOption exercise9,25137,004Form 4
2025-01-03GTLBOption exercise9,2519,251Form 4
2025-01-03GTLBConversion9,2510Form 4
2025-01-03GTLBConversion9,2510Form 4
2025-01-03GTLBOption exercise9,2519,251Form 4
2024-12-16GTLBWithheld for tax3,857132,219Form 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.