Mandalam Ramkumar
Director · CYRX
As of 2026-09-16, Mandalam Ramkumar has 16 Form 4 transactions on record across 1 company — 4 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.
Pattern in the record: open-market sales filed in June in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings
- Direct $1.1M
- Indirect $0
| CYRX | direct | 67,894 sh | $1.1M |
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
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-06-08 | CYRX | Sale | 23,214 @ $15.44 | $358K | −25.5% of holding | 67,894 | Form 4 |
| 2025-12-10 | CYRX | Sale | 11,570 @ $9.99 | $116K | −12.5% of holding | 80,758 | Form 4 |
| 2025-07-22 | CYRX | Sale | 40,728 @ $7.24 | $295K | −30.6% of holding | 92,328 | Form 4 |
| 2025-06-24 | CYRX | Sale | 13,321 @ $7.01 | $93K | −15.4% of holding | 73,056 | Form 4 |
| 2025-06-13 | CYRX | Sale | 624 @ $6.80 | $4K | −0.9% of holding | 66,377 | Form 4 |
| 2025-06-12 | CYRX | Sale | 1,895 @ $7.01 | $13K | −2.8% of holding | 67,001 | Form 4 |
| 2025-06-11 | CYRX | Sale | 8,193 @ $7.06 | $58K | −10.6% of holding | 68,896 | Form 4 |
| 2025-06-09 | CYRX | Sale | 5,622 @ $7.06 | $40K | −6.8% of holding | 77,089 | Form 4 |
8 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-06-05 | CYRX | Award / grant | 16,077 | 16,077 | Form 4 |
| 2026-06-05 | CYRX | Award / grant | 10,350 | 91,108 | Form 4 |
| 2025-07-22 | CYRX | Option exercise | 60,000 | 133,056 | Form 4 |
| 2025-07-22 | CYRX | Option exercise | 60,000 | 0 | Form 4 |
| 2025-06-24 | CYRX | Option exercise | 20,000 | 86,377 | Form 4 |
| 2025-06-24 | CYRX | Option exercise | 20,000 | 60,000 | Form 4 |
| 2025-06-06 | CYRX | Award / grant | 23,214 | 82,711 | Form 4 |
| 2025-06-06 | CYRX | Award / grant | 41,098 | 41,098 | Form 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.