Adage Capital Management, L.P.

Ten-percent owner · PRAX, SLDB

As of 2026-09-16, Adage Capital Management, L.P. has 11 Form 4 transactions on record across 2 companies — 10 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: $0Indirect: $673.6M$673.6Mas of 2026-09-16
  • Direct $0
  • Indirect $673.6M
PRAXindirect2,060,175 sh$636.6M
SLDBindirect4,248,084 sh$37.0M

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

PRAX · 10 trades
2025-10-16: Sale, 250,000 sh ($26.1M)2025-10-16: Sale, 27,287 sh ($2.8M)2025-10-16: Sale, 19,198 sh ($2.7M)2025-10-16: Sale, 12,600 sh ($1.1M)2025-10-16: Sale, 1,661 sh ($216K)2025-10-16: Sale, 1,363 sh ($125K)2025-10-16: Sale, 487 sh ($64K)2025-10-16: Sale, 559 sh ($56K)2025-10-16: Sale, 308 sh ($41K)2025-10-16: Sale, 447 sh ($41K)
SLDB · 1 trade
2025-02-18: Purchase, 252,545 sh ($1.9M)

Filing ledger

DateCompanyActionShares @ priceValueOwnership ΔOwned afterFiling
2025-10-16PRAXSale250,000 @ $104.31$26.1M+13.6% of holding2,081,829Form 4
2025-10-16PRAXSale27,287 @ $101.00$2.8M+1.2% of holding2,331,829Form 4
2025-10-16PRAXSale19,198 @ $140.00$2.7M+0.9% of holding2,060,175Form 4
2025-10-16PRAXSale12,600 @ $90.00$1.1M+0.5% of holding2,361,485Form 4
2025-10-16PRAXSale1,661 @ $130.10$216K+0.1% of holding2,080,168Form 4
2025-10-16PRAXSale1,363 @ $92.03$125K+0.1% of holding2,359,675Form 4
2025-10-16PRAXSale487 @ $131.64$64K+0.0% of holding2,079,681Form 4
2025-10-16PRAXSale559 @ $100.11$56K+0.0% of holding2,359,116Form 4
2025-10-16PRAXSale308 @ $132.19$41K+0.0% of holding2,079,373Form 4
2025-10-16PRAXSale447 @ $91.04$41K+0.0% of holding2,361,038Form 4
2025-02-18SLDBPurchase252,545 @ $7.56$1.9M+6.3% of holding4,248,084Form 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.