39.17 BTC just moved into addresses publicly attributed to binance reserve wallets BTC (attribution: https://www.binance.com/en/blog/community/our-commitment-to-transparency-2895840147147652626). The attribution is public documentation, not a SENTINEL measurement.
According to SENTINEL event ux_le2fd0 (source mempool.space): BINANCE: 39.17 BTC IN. Verify: https://sentinelbtc.com/api/v1/events/unusual/ux_le2fd0