InsiderTrades

Form 4 for XLO Xilio Therapeutics, Inc.

Accepted 2021-10-26 00:00:00 ET · period of report 2021-10-26 · accession 0001104659-21-130031 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DI 2021-10-26 2021-10-26 XLO Rock Springs Capital Master Fund LP 10% P - Purchase $16.00 +500.0K 1.26M +66% +$8.00M
DMI 2021-10-26 2021-10-26 XLO Rock Springs Capital Master Fund LP 10% C - Cnv Deriv — +907.8K 756.5K New —
DMI 2021-10-26 2021-10-26 XLO Rock Springs Capital Master Fund LP 10% C - Cnv Deriv — -8.62M 0 -100% —

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2021-10-26 P A 500,000 $16.00 1,256,472 I See footnote — — (F2) The securities reported herein are held of record by Rock Springs Capital Master Fund LP ("Master Fund"). Rock Springs Capital LLC ("RSC") is the general partner of Rock Springs Capital Management LP ("RSCM") which is the investment manager to Master Fund. RSC and RSCM may therefore be deemed to have or share beneficial ownership of the shares held directly by Master Fund.
2 Common Common Stock 2021-10-26 C A 151,294 — 151,294 I See footnote — — (F1) The Series C Preferred Stock converted into shares of the Issuer's common stock, $0.001 par value, on a 9.5:1 basis automatically immediately prior to the closing of the Issuer's initial public offering. The Series C Preferred Stock had no expiration date. (F3) The securities reported herein are held of record by Four Pines Master Fund LP ("Four Pines"). RSC is the general partner of RSCM which is the investment manager to Four Pines. RSC and RSCM may therefore be deemed to have or share beneficial ownership of the shares held directly by Four Pines.
3 Common Common Stock 2021-10-26 C A 756,472 — 756,472 I See footnote — — (F1) The Series C Preferred Stock converted into shares of the Issuer's common stock, $0.001 par value, on a 9.5:1 basis automatically immediately prior to the closing of the Issuer's initial public offering. The Series C Preferred Stock had no expiration date. (F2) The securities reported herein are held of record by Rock Springs Capital Master Fund LP ("Master Fund"). Rock Springs Capital LLC ("RSC") is the general partner of Rock Springs Capital Management LP ("RSCM") which is the investment manager to Master Fund. RSC and RSCM may therefore be deemed to have or share beneficial ownership of the shares held directly by Master Fund.
4 Derivative Series C Preferred Stock 2021-10-26 C D 7,186,490 — 0 I See footnote — · — to — 756,472 Common Stock (F1) The Series C Preferred Stock converted into shares of the Issuer's common stock, $0.001 par value, on a 9.5:1 basis automatically immediately prior to the closing of the Issuer's initial public offering. The Series C Preferred Stock had no expiration date. (F2) The securities reported herein are held of record by Rock Springs Capital Master Fund LP ("Master Fund"). Rock Springs Capital LLC ("RSC") is the general partner of Rock Springs Capital Management LP ("RSCM") which is the investment manager to Master Fund. RSC and RSCM may therefore be deemed to have or share beneficial ownership of the shares held directly by Master Fund.
5 Derivative Series C Preferred Stock 2021-10-26 C D 1,437,297 — 0 I See footnote — · — to — 151,294 Common Stock (F1) The Series C Preferred Stock converted into shares of the Issuer's common stock, $0.001 par value, on a 9.5:1 basis automatically immediately prior to the closing of the Issuer's initial public offering. The Series C Preferred Stock had no expiration date. (F3) The securities reported herein are held of record by Four Pines Master Fund LP ("Four Pines"). RSC is the general partner of RSCM which is the investment manager to Four Pines. RSC and RSCM may therefore be deemed to have or share beneficial ownership of the shares held directly by Four Pines.