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Data for SOUTHWEST ROYALTIES INSTITUTIONAL INCOME FUND X-B LP only. No web search. Global per-insider statistics are excluded.
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SEC company identity · Oct 5, 2026
Open-market timeline · full history
70 buysbar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details |
|---|---|---|---|---|
| SOUTHWEST ROYALTIES INC | Buy | $2.9M | conv 77Unusual size |
| SEC |
| CLAYTON WILLIAMS ENERGY INC /DE | Buy | $2.9M | conv 77Unusual sizeFirst in 12mo | SEC |
| CLAYTON WILLIAMS ENERGY INC /DE | Buy | $833.5 | conv 12 | SEC |
| SOUTHWEST ROYALTIES INC | Buy | $833.5 | conv 12 | SEC |
| SOUTHWEST ROYALTIES INC | Buy | $3.7K | conv 12 | SEC |
| CLAYTON WILLIAMS ENERGY INC /DE | Buy | $3.7K | conv 12 | SEC |
| SOUTHWEST ROYALTIES INC | Buy | $2.7K | conv 12 | SEC |
| CLAYTON WILLIAMS ENERGY INC /DE | Buy | $2.7K | conv 12 | SEC |
| CLAYTON WILLIAMS ENERGY INC /DE | Buy | $2.8K | conv 12 | SEC |
| SOUTHWEST ROYALTIES INC | Buy | $2.8K | conv 12 | SEC |
| SOUTHWEST ROYALTIES INC | Buy | $318 | conv 10 | SEC |
| CLAYTON WILLIAMS ENERGY INC /DE | Buy | $318 | conv 10 | SEC |
| CLAYTON WILLIAMS ENERGY INC /DE | Buy | $7.4K | conv 11 | SEC |
| SOUTHWEST ROYALTIES INC | Buy | $7.4K | conv 11 | SEC |
| SOUTHWEST ROYALTIES INC | Buy | $20.7K | conv 13 | SEC |
| CLAYTON WILLIAMS ENERGY INC /DE | Buy | $20.7K | conv 13 | SEC |
| CLAYTON WILLIAMS ENERGY INC /DE | Buy | $12.6K | conv 22 | SEC |
| SOUTHWEST ROYALTIES INC | Buy | $12.6K | conv 20 | SEC |
| SOUTHWEST ROYALTIES INC | Buy | $7.7K | conv 12 | SEC |
| CLAYTON WILLIAMS ENERGY INC /DE | Buy | $7.7K | conv 12 | SEC |
| SOUTHWEST ROYALTIES INC | Buy | $3.6K | conv 11 | SEC |
| CLAYTON WILLIAMS ENERGY INC /DE | Buy | $3.6K | conv 11 | SEC |
| SOUTHWEST ROYALTIES INC | Buy | $2.5K | conv 12 | SEC |
| CLAYTON WILLIAMS ENERGY INC /DE | Buy | $2.5K | conv 7 | SEC |
| SOUTHWEST ROYALTIES INC | Buy | $5.1K | conv 12 | SEC |